429739850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2135

約数の個数: 48

約数和(自身を含む): 826420320

約数和(自身を除く): 396680470

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 101, 202, 215, 430, 505, 1010, 1075, 1979, 2150, 2525, 3958, 4343, 5050, 8686, 9895, 19790, 21715, 43430, 49475, 85097, 98950, 108575, 170194, 199879, 217150, 399758, 425485, 850970, 999395, 1998790, 2127425, 4254850, 4996975, 8594797, 9993950, 17189594, 42973985, 85947970, 214869925, 429739850]

約数ペア:

[(1, 429739850), (2, 214869925), (5, 85947970), (10, 42973985), (25, 17189594), (43, 9993950), (50, 8594797), (86, 4996975), (101, 4254850), (202, 2127425), (215, 1998790), (430, 999395), (505, 850970), (1010, 425485), (1075, 399758), (1979, 217150), (2150, 199879), (2525, 170194), (3958, 108575), (4343, 98950), (5050, 85097), (8686, 49475), (9895, 43430), (19790, 21715)]